question_answer

      A Centigrade thermometer and Fahrenheit thermometer are dipped in boiling water. The temperature of water is lowered till the Fahrenheit thermometer registers half of its upper fixed point. What is the corresponding fall temperature registered by the Centrigrade thermometer?                        [NDA]

A) Half of its range of temperature between the upper and the lower fixed points

B) Approximately \[41{}^\circ C\]

C) Approximately \[59{}^\circ C\]

D) \[18{}^\circ C\]